Gorozhankin, S. A., A. D. Bumaga, and N. V. Savenkov. “Improving Car Fuel Efficiency by Optimising Transmission Parameters”. International Journal of Automotive and Mechanical Engineering 16, no. 3 (October 7, 2019): 7019-7033. Accessed March 3, 2021. https://journal.ump.edu.my/ijame/article/view/220.